mirror of https://github.com/etesync/android
Tom Hacohen
5 years ago
parent
4fb49cf5f4
commit
b64b95e204
@ -1,146 +0,0 @@
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package com.etesync.syncadapter.utils
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import android.annotation.SuppressLint
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import android.content.ContentUris
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import android.content.Context
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import android.database.Cursor
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import android.net.Uri
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import android.os.Build
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import android.os.Environment
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import android.provider.DocumentsContract
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import android.provider.MediaStore
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import java.io.File
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object FileUtils {
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/**
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* Get a file path from a Uri. This will get the the path for Storage Access
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* Framework Documents, as well as the _data field for the MediaStore and
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* other file-based ContentProviders.
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*
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* @param context The context.
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* @param uri The Uri to query.
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* @author paulburke
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*/
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@SuppressLint("NewApi")
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fun getPath(context: Context, uri: Uri?): String? {
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if (uri == null) {
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return null
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}
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val isKitKat = Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT
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// DocumentProvider
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if (isKitKat && DocumentsContract.isDocumentUri(context, uri)) {
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// ExternalStorageProvider
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if (isExternalStorageDocument(uri)) {
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val docId = DocumentsContract.getDocumentId(uri)
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val split = docId.split(":".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
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val type = split[0]
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if ("primary".equals(type, ignoreCase = true)) {
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return Environment.getExternalStorageDirectory().toString() + "/" + split[1]
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}
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// TODO handle non-primary volumes
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} else if (isDownloadsDocument(uri)) {
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val id = DocumentsContract.getDocumentId(uri)
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val contentUri = ContentUris.withAppendedId(
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Uri.parse("content://downloads/public_downloads"), java.lang.Long.valueOf(id))
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return getDataColumn(context, contentUri, null, null)
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} else if (isMediaDocument(uri)) {
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val docId = DocumentsContract.getDocumentId(uri)
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val split = docId.split(":".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
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val type = split[0]
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var contentUri: Uri? = null
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if ("image" == type) {
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contentUri = MediaStore.Images.Media.EXTERNAL_CONTENT_URI
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} else if ("video" == type) {
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contentUri = MediaStore.Video.Media.EXTERNAL_CONTENT_URI
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} else if ("audio" == type) {
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contentUri = MediaStore.Audio.Media.EXTERNAL_CONTENT_URI
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}
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val selection = "_id=?"
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val selectionArgs = arrayOf(split[1])
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return getDataColumn(context, contentUri, selection, selectionArgs)
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}// MediaProvider
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// DownloadsProvider
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} else if ("content".equals(uri.scheme!!, ignoreCase = true)) {
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val path = getDataColumn(context, uri, null, null)
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if (path != null) {
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val file = File(path)
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if (!file.canRead()) {
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return null
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}
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}
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return path
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} else if ("file".equals(uri.scheme!!, ignoreCase = true)) {
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return uri.path
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}// File
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// MediaStore (and general)
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return null
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}
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/**
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* Get the value of the data column for this Uri. This is useful for
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* MediaStore Uris, and other file-based ContentProviders.
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*
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* @param context The context.
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* @param uri The Uri to query.
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* @param selection (Optional) Filter used in the query.
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* @param selectionArgs (Optional) Selection arguments used in the query.
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* @return The value of the _data column, which is typically a file path.
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*/
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fun getDataColumn(context: Context, uri: Uri?, selection: String?,
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selectionArgs: Array<String>?): String? {
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var cursor: Cursor? = null
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val column = "_data"
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val projection = arrayOf(column)
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try {
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cursor = context.contentResolver.query(uri!!, projection, selection, selectionArgs, null)
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if (cursor != null && cursor.moveToFirst()) {
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val column_index = cursor.getColumnIndexOrThrow(column)
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return cursor.getString(column_index)
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}
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} catch (e: Exception) {
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return null
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} finally {
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cursor?.close()
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}
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return null
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is ExternalStorageProvider.
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*/
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fun isExternalStorageDocument(uri: Uri): Boolean {
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return "com.android.externalstorage.documents" == uri.authority
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is DownloadsProvider.
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*/
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fun isDownloadsDocument(uri: Uri): Boolean {
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return "com.android.providers.downloads.documents" == uri.authority
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}
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/**
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* @param uri The Uri to check.
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* @return Whether the Uri authority is MediaProvider.
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*/
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fun isMediaDocument(uri: Uri): Boolean {
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return "com.android.providers.media.documents" == uri.authority
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}
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}
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